head to head · open source
changedetection.io vs agentql
changedetection.io has 34,312 GitHub stars, 2,064 forks, 385 open issues and last shipped yesterday. agentql has 1,463 stars, 171 forks, 10 open issues and last shipped 5 days ago. changedetection.io leads on adoption by 2,245% (34,312 vs 1,463 stars). changedetection.io is written in Python under Apache-2.0; agentql is written in Python under MIT. changedetection.io has attracted 6% as many forks as stars, agentql 12%. changedetection.io was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (web-scraping), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| changedetection.io | agentql | |
|---|---|---|
| GitHub stars | ★ 34K | ★ 1.5K |
| License | Apache-2.0 | MIT |
| Written in | Python | Python |
| Last push | 2026-09-18 | 2026-09-14 |
| Forks | ⑂ 2.1K | ⑂ 171 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick changedetection.io if
- You weight community size — 34K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick agentql if
- You want the agentql feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and agentql fits your workflow better
About changedetection.io
changedetection.io is an open source website change detection and web page monitoring tool written in Python and released under the Apache 2.0 license. It watches URLs, detects when their content changes, and sends alerts through channels such as Discord, Email, Slack, Telegram, and Webhook. The project lives in the Data & Analytics / Data Extraction & Web Scraping ecosystem, carries more than 34,000 stars and 2,000 forks on GitHub, and has been developed for roughly six years. It is designed to be self hosted, and the same codebase also backs a hosted subscription service offered by the maintainers.…
read the full changedetection.io overview →
About agentql
AgentQL is an MIT licensed suite of tools — an AI powered query language plus Python and JavaScript SDKs, a REST API, and a browser debugger — that connects LLMs and AI agents to live web pages for data extraction and workflow automation, aimed at developers building scrapers, RPA scripts, and agentic automations on top of Playwright.
read the full agentql overview →
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Frequently asked questions
Is changedetection.io or agentql more popular?
changedetection.io has 34,312 GitHub stars and agentql has 1,463. changedetection.io has the larger community by that measure.
Are changedetection.io and agentql free?
Both are open source. changedetection.io is licensed under Apache-2.0 and agentql under MIT. Neither carries a licence fee.
What is the difference between changedetection.io and agentql?
changedetection.io is written in Python and agentql in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, changedetection.io or agentql?
Choose changedetection.io if you want the larger community (34,312 stars) or its Apache-2.0 licence terms. Choose agentql if its feature set, stack or MIT licence fits better. Both are self-hostable.